Rich people tend to actually be penny pinchers in my experience and most will object to 95% income tax out of principle. You could say "well good riddance" but

Rich people tend to actually be penny pinchers in my experience and most will object to 95% income tax out of principle. You could say "well good riddance" but taxing $10mn of income at 20% raises a lot more useful money than taxing $0 of income at 95%